package com.hzit.filter;

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import java.io.IOException;

@WebFilter(urlPatterns = "/*")      // 这里的/*代表对所有的请求都会进行拦截
public class FirstFilter implements Filter {
	@Override
	public void init(FilterConfig filterConfig) throws ServletException {
		System.out.println("FirstFilter--->init()");
	}

	@Override
	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
		System.out.println("FirstFilter--->doFilter()");
		chain.doFilter(request,response);
	}

	@Override
	public void destroy() {
		System.out.println("FirstFilter--->destroy()");
	}
}
